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Finding the Fourth Proportional to 1,040,093.30, 1,459,279.90 and 1,040,093.30

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Solution

The fourth proportional to 1,040,093.30, 1,459,279.90 and 1,040,093.30 is: 1,459,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,093.30 : 1,459,279.90 = 1,040,093.30 : x
  2. Step 2: Convert to fraction form
    1,040,093.30/1,459,279.90 = 1,040,093.30/x
  3. Step 3: Cross multiply
    1,040,093.30x = 1,459,279.90 × 1,040,093.30
  4. Step 4: Simplify right side
    1,040,093.30x = 1,517,787,246,814.67
  5. Step 5: Solve for x
    x = 1,517,787,246,814.67/1,040,093.30
  6. Step 6: Final answer
    x = 1,459,279.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.